condition	mean	min	max
4 h after light	14.034574	13.127083	14.942065
8 h after light	16.1935055	14.144745	18.242266
12 h after light	16.096199	14.942065	17.250333
4 h after dark	14.88393	13.350495	16.417365
8 h after dark	15.25186	14.054951	16.448769
12 h after dark	11.389583	11.389583	11.389583